question #1 Sahih Muslim 906b, Book 10, Hadith 16 : What can be learned about the Prophet’s practice of qiyam and its duration?

” It was for a long duration that he (the Holy Prophet) observed qiyam and he would then observe ruku’. (The narrator also added) I (Asma’) looked at a woman who was older than I, and at another who was weaker than I.